<?php
/**
 * @copyright Copyright (c) 2016, ownCloud, Inc.
 *
 * @author Morris Jobke <hey@morrisjobke.de>
 * @author Robin Appelman <robin@icewind.nl>
 *
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program. If not, see <http://www.gnu.org/licenses/>
 *
 */
namespace OCP\Files\Config;

use OCP\IUser;

/**
 * Manages the different mount providers
 * @since 8.0.0
 */
interface IMountProviderCollection {
	/**
	 * Get all configured mount points for the user
	 *
	 * @param \OCP\IUser $user
	 * @return \OCP\Files\Mount\IMountPoint[]
	 * @since 8.0.0
	 */
	public function getMountsForUser(IUser $user);

	/**
	 * Get the configured home mount for this user
	 *
	 * @param \OCP\IUser $user
	 * @return \OCP\Files\Mount\IMountPoint
	 * @since 9.1.0
	 */
	public function getHomeMountForUser(IUser $user);

	/**
	 * Add a provider for mount points
	 *
	 * @param \OCP\Files\Config\IMountProvider $provider
	 * @since 8.0.0
	 */
	public function registerProvider(IMountProvider $provider);

	/**
	 * Add a filter for mounts
	 *
	 * @param callable $filter (IMountPoint $mountPoint, IUser $user) => boolean
	 * @since 14.0.0
	 */
	public function registerMountFilter(callable $filter);

	/**
	 * Add a provider for home mount points
	 *
	 * @param \OCP\Files\Config\IHomeMountProvider $provider
	 * @since 9.1.0
	 */
	public function registerHomeProvider(IHomeMountProvider $provider);

	/**
	 * Get the mount cache which can be used to search for mounts without setting up the filesystem
	 *
	 * @return IUserMountCache
	 * @since 9.0.0
	 */
	public function getMountCache();

	/**
	 * Get all root mountpoints
	 *
	 * @return \OCP\Files\Mount\IMountPoint[]
	 * @since 20.0.0
	 */
	public function getRootMounts(): array;
}